005930
The #1 Memory Maker, Priced for the HBM It Does Not Lead

Snapshot: Executive Summary

Samsung Electronics is the world's #1 memory maker overall (DRAM, HBM and NAND) and a diversified electronics conglomerate, headquartered in Suwon, South Korea. Unlike the pure-play SK hynix, it is a sum-of-the-parts: a memory crown jewel, a distant-#2 and loss-making foundry, the Galaxy mobile franchise, the ~84.8%-owned Samsung Display, wholly-owned Harman, a large net-cash balance sheet, and listed affiliate stakes. It is one of the few AI-memory winners that is also genuinely cheap on book.

The catch is the memory that matters. On HBM, the stacked DRAM bolted to every AI GPU, Samsung is the laggard: it cleared NVIDIA's HBM4 qualification only in early 2026 and takes a small initial share of the Rubin allocation while SK hynix holds the majority, leaving its HBM revenue share at an estimated ~22%, far behind SK hynix's ~57% and roughly level with Micron's ~20%⁴. Its foundry is a distant #2 to TSMC and structurally loss-making into ~2028⁵, and its mobile unit was warned toward a possible first-ever annual loss as AI-driven memory-cost inflation squeezes margins¹⁰.

FY2025 was solid but unspectacular: revenue ₩333.61tn, operating profit ~₩43.6tn, record R&D of ~₩37.7tn¹. Early 2026 then inflected hard on the AI-memory boom: Q1 2026 revenue reached ₩133.87tn and the chip division drove record profit (the per-segment operating split is still an author estimate)². The stock re-rated roughly fivefold to ₩309,500 (Jul 3, ~17% off a ₩374,500 high), lifting price-to-book to ~4.3x against a ten-year ~1.4x median, so the classic "Korea discount / below book" framing is now historical, not current³.

We value Samsung sum-of-the-parts: memory + foundry + DX/mobile + the 84.8% Samsung Display stake + Harman on peer multiples, plus net cash and listed affiliate stakes (at a holding-company discount), less the display minority⁶. The base lands at ₩283,000 (bull ₩340,000 / bear ₩190,000), below the ₩309,500 spot and below the ₩500,000 Street median (mean ₩487,000)⁸: we credit the record memory profit but discount the arm to below SK hynix, a deliberate valuation-discipline haircut on the priced-in HBM optimism. We rate the franchise Hold with a downside skew, held on the ~₩100tn net-cash floor and genuine HBM4 optionality. Note the library's memory leader SK hynix (000660) is a Hold at ₩2,700,000 (~10x book): Samsung is the cheaper, weaker-HBM way to play the same supercycle.

Tactical: Samsung is trading at ₩309,500, ~9% above our ₩283,000 sum-of-the-parts base target. We rate it a Hold with a downside skew: the memory arm is Buy-quality and printing record supercycle profit, but Samsung is the HBM laggard behind SK hynix, its foundry loses money into ~2028, and mobile risks its first-ever annual loss, so we credit the earnings while still discounting the memory to below SK hynix. Our base sits below the ₩500,000 Street median; we would get constructive on the HBM4 ramp proving in at NVIDIA at scale, or a pullback that restores the margin of safety. Rating Hold.

Investment Thesis

Rating: Hold, with a downside tilt. The probability-weighted scenarios (50% base / 25% bull / 25% bear) blend to ~₩274,000, below the ₩283,000 base and ~12% under the ₩309,500 spot. The bull (₩340,000) clears spot while the base and blend sit below it: a genuinely two-sided Hold, held below the ₩500,000 Street median because we credit Samsung's record memory profit but still discount the arm to below SK hynix on the HBM-laggard gap. This is the cautious foil to the sister SK hynix Hold (whose base sits above spot): Samsung is cheaper on book, but cheaper for a reason. Upgrade trigger: the HBM4 ramp proving in at NVIDIA at scale, marking memory toward SK-hynix parity. Downgrade to Sell: evidence the HBM gap is permanent while spot keeps paying the ₩500k Street median.

Business Overview

Samsung Electronics runs several businesses under one listing. Device Solutions (DS) is the chip division: Memory (DRAM, HBM, NAND, the profit core and crown jewel) plus Foundry and System LSI (contract chipmaking and Samsung's own Exynos/image-sensor silicon, the loss-making leg). Device eXperience (DX) is the consumer arm: Mobile (MX), the Galaxy phone/tablet/wearable franchise and the DX profit core, plus Visual Display and Digital Appliances (TVs and home appliances, near breakeven). Samsung Display (SDC), ~84.8% owned, is the dominant small and medium OLED panel maker. Harman, wholly owned, is audio and automotive electronics. On top sits a large net-cash balance sheet and stakes in listed affiliates (Samsung Biologics, Samsung SDS, Samsung Electro-Mechanics, Samsung SDI)⁶. Because the pieces diverge so sharply, a single P/E obscures the value: this report values them sum-of-the-parts.

Where Samsung sits

• Memory (the crown jewel): #1 globally in DRAM and NAND combined; the profit core, now driven by the AI-memory up-cycle. But the HBM laggard behind SK hynix.
• Foundry + System LSI (the drag): a distant #2 to TSMC, structurally loss-making, subsidized by memory profits; an option on the 2nm ramp, not a cash engine today.
• DX / Mobile (the consumer core): the Galaxy franchise is the DX profit engine; TVs and appliances are near breakeven and squeezed by memory-cost inflation.
• Samsung Display + Harman + net cash + affiliates: the balance-sheet and portfolio floor that keeps this a Hold rather than a Sell.

Memory & HBM: The Crown Jewel and the Crux

The single most important section in this report. Samsung is the world's #1 memory maker by DRAM and NAND bit volume, with a larger commodity-memory base than SK hynix. In a normal cycle that scale is the advantage. In this cycle it is not enough, because the value has migrated to HBM, the stacked DRAM that gates every AI accelerator, and on HBM Samsung is behind. It cleared NVIDIA's HBM4 qualification only in early 2026 and begins with a small share of the Rubin allocation, while SK hynix holds the majority and Micron runs roughly level with Samsung⁴. Estimates of Samsung's HBM revenue share vary widely (roughly ~22%, Counterpoint end-2025, matching the sister SK hynix dashboard), which is why we keep the HBM share flagged as an estimate.

Why the laggard status matters to the valuation

HBM is where the pricing power and the margin are. SK hynix, the pure HBM leader, trades at a ~₩1,732tn market cap on ~10x current book, the market paying up for the allocation lead³. Samsung's memory arm has more bits but a weaker HBM position and a heavier, lower-margin NAND mix, so we value it at ~₩1,600tn, a ~7% discount to SK hynix, crediting the record current profit but not paying parity. The bull case is that HBM4 qualification lets Samsung close and exceed that gap on ~2x the bit base (memory ~₩1,900tn); the bear case is that the gap is structural and the market is already paying for a win Samsung has not earned. This one judgment (the memory segment is ~80% of the sum-of-the-parts equity value) swings the whole rating, which is why the interactive model puts the memory value on a live slider.

Foundry & System LSI: The Loss-Making Option

Samsung Foundry is the world's #2 pure-play foundry, but a distant one: roughly ~7% share against TSMC's ~70%, a gap that widened rather than narrowed through 2025 as AI compute concentrated at TSMC. The division (Foundry plus System LSI, Samsung's own Exynos and image-sensor silicon) is structurally loss-making, with analyst estimates clustering around ~₩5-7tn of operating loss in FY2025, subsidized entirely by memory profits. Management guides annual foundry profitability only to around 2028⁵.

The option, not the engine

There is a real bull kernel: Samsung reached 2nm (SF2) GAA mass production in late 2025 (ahead of Intel, roughly a generation behind TSMC's ramp), anchored a marquee ~$16.5bn Tesla AI6 win for its Taylor, Texas fab, and validates the node internally with the Exynos 2600. That is genuine option value: if yields hold and more anchor customers land, the loss turns toward breakeven and the segment re-rates. But it is an option, not a cash engine, so we value it near zero in the bear case and modestly in the base. The integrated IDM model cuts both ways: captive volume and memory co-optimization, but fabless rivals stay wary of handing designs to a company that also competes in end products.

DX, Display & Harman: The Rest of the Parts

Outside the chip division, three businesses round out the sum-of-the-parts. DX / Mobile (MX) is the Galaxy phone/tablet/wearable franchise, the consumer profit core, running a double-digit annual margin in a good year; but its 2026 profit is at risk from AI-driven memory-cost inflation, and its own division head warned of a possible first-ever annual loss¹⁰. Visual Display and Digital Appliances (TVs and home appliances) are near breakeven and dilutive to the blend. Samsung Display (SDC), ~84.8% owned, is the dominant small and medium OLED supplier (an estimated ~40-48% of the OLED revenue market), a real, cash-generative asset we value net of the ~15.2% minority. Harman (acquired 2016 for ~$8bn, wholly owned) is audio and automotive electronics, a steady mid-teens-multiple business.

Financial Health & Trends

Solid, then inflecting

FY2025 was a solid but unspectacular year: revenue ₩333.61tn (WSJ, +10.9% YoY), operating profit ~₩43.6tn (a ~13% margin), and record R&D of ~₩37.7tn as memory only inflected late in the year¹. Early 2026 then turned sharply higher on the AI-memory boom: Q1 2026 revenue was ₩133.87tn (WSJ) and the chip division drove a step-change in profit². The WSJ trailing-twelve-month EPS is ₩12,476 (P/E ~24.8x), while the consensus quarterly ramp (Q2 2026E ₩11,142 / Q3 2026E ₩14,043) implies a forward P/E of only ~6.5x. One caveat we keep flagged: the per-segment operating split is an author estimate, not a Samsung disclosure, so the memory-versus-foundry-versus-DX profit breakdown below is illustrative.

Note: revenue, TTM EPS and multiples are from WSJ Financials (005930.KS, Jul 3 2026); operating profit, R&D and book value per share are author estimates pending Samsung DART filings. Values are ₩ (won). The separate listed preferred line (005935) is not shown.

Capital Allocation & Returns

Samsung's balance sheet is a genuine floor under the thesis: an estimated ~₩100tn net cash after decades of memory capex, a shareholder-return policy of roughly 50% of free cash flow, a ~₩367/quarter dividend (~0.5% yield), and, most notably, aggressive treasury-share cancellation (~₩16tn / ~87M shares slated for H1 2026), which is per-share accretive⁷. Korea's Value-Up reforms (mandatory cancellations, larger buybacks) are a structural tailwind to a multiple that has spent most of the past decade below 1.5x book.

The reinvestment question is different from SK hynix's. Samsung is funding a memory-capacity build alongside a foundry that still loses money, so the capital-allocation risk is that the loss-making foundry keeps absorbing memory cash flow while the Value-Up returns are real but small against a ~₩1,700tn cap. The net cash is a floor on the valuation, not a driver of it.

Sum-of-the-Parts Valuation

A conglomerate cannot be valued on one multiple, because the pieces diverge: a Buy-quality memory arm, a loss-making foundry, a commodity-hardware consumer business, a cash-generative OLED subsidiary, and a fortress balance sheet. We value each on a peer multiple, add net cash at face and the market value of listed affiliate stakes (at a holding-company discount), and deduct the Samsung Display minority⁶. The swing factor is memory, ~80% of the equity value, which we set at a discount to SK hynix's ~₩1,732tn pure-play cap because Samsung is the HBM laggard with a NAND-heavier mix.

Why the base sits below spot

On these inputs the base sum-of-the-parts is ~₩283,000, versus a ₩309,500 spot, a ₩500,000 Street median and a ₩487,000 mean⁸. We credit Samsung's record memory profit (memory ~₩1,600tn), but we do not yet pay SK-hynix parity for the HBM laggard, and we mark the money-losing foundry as option value rather than at full price. The gap to the Street is wide (roughly 43% below the ₩500k median), a genuine contrarian stance: it rests on the single judgment that Samsung's memory should trade at a discount to SK hynix until HBM4 scales. The analyst target distribution below shows how far our base sits from consensus.

Scenario Model: Sum-of-the-Parts

The model is the heart of the report. Each scenario values Samsung by adding up the pieces: memory + other operating segments + net cash + affiliate stakes = equity, divided by ~6.67bn economic (common + preferred) shares. Toggle Base / Bull / Bear to load the anchor inputs; drag the two sliders (memory enterprise value, and the aggregate of the other operating segments) to see the implied price target update. The base (memory ~₩1,600tn) reconciles to ₩283,000: below spot and below the Street median. The memory slider is the swing factor, because memory is ~80% of the equity value.

Net cash is held at ~₩100tn across scenarios (a balance-sheet fact, not a scenario variable); affiliate stakes load per scenario (₩32-46tn, net of a holding-company discount). The implied P/B cross-check reads book value per share ~₩71,850 (est). The segment enterprise values are author estimates; the market data is confirmed (WSJ, Jul 3 2026).

Sensitivity grid: memory EV × other-segments EV (PT in ₩)

Risk / Reward calculator

Ask the Thesis AI-assisted checking…

Describe a scenario in natural language; the assistant returns a structured impact analysis against this dashboard's sum-of-the-parts, scenarios, and model math. Powered by Claude via a Cloudflare Worker proxy (Anthropic key held server-side; same pattern as the live-quote feed).

Note: The assistant reasons from the dashboard's data snapshot and thesis sections: it does not browse the web or access real-time fundamentals beyond what's in data.js. Treat its responses as scenario-modeling support, not primary research. Author judgments on rating, PT, and probabilities remain with the analyst; the segment enterprise values are author estimates and the market data is confirmed (WSJ, Jul 3 2026).

Upcoming Catalysts

Risk Factors

• HBM laggard status persists. The pre-eminent risk to the bull case. If Samsung stays behind SK hynix (and Micron) on HBM4 allocation at NVIDIA, the memory discount is permanent and the market is paying for a win Samsung never earns.
• Foundry losses into 2028 (or later). Management guides annual foundry profitability only to ~2028, with 2nm yields still questioned. Persistent losses keep absorbing memory cash flow and cap the sum-of-the-parts.
• Memory cyclicality and out-year oversupply. The same nearly $600bn Korea capacity build that Samsung is helping fund seeds future oversupply; a memory price rollover reverses the record margins fast, because operating leverage cuts both ways⁹.
• Mobile margin squeeze. AI-driven memory-cost inflation threatens the Galaxy franchise with a possible first-ever annual loss, hitting the DX profit core just as the chip division peaks¹⁰.
• Valuation already re-rated. The "cheap-on-book" story is historical: at ~4.3x current book (vs a ~1.4x ten-year median) after a ~5x rally, Samsung is no longer trading below book, so multiple compression is a live downside if the memory inflection fades³.
• Korea discount and chaebol governance. The Lee family controls Samsung through circular ownership despite a small direct stake; governance overhangs have long weighed on the multiple, and Value-Up reforms may narrow the discount only slowly.
• China competition (CXMT). CXMT is gaining fast in commodity DRAM; the threat is to Samsung's lower-margin bit base more than to HBM near-term, but it pressures the NAND-heavy mix that already discounts the memory arm.
• Frothy, leverage-heavy Kospi. Samsung is central to a record, retail-driven Kospi with record volatility and heavy margin debt; a market-wide drawdown could amplify a de-rating independent of fundamentals⁹.
• Upside risk (to our Hold). The symmetric risk: if HBM4 scales at NVIDIA faster than we assume, the memory arm re-rates toward SK hynix economics on ~2x the bit base and our base proves too conservative.

Scenario Stress Tests

All stress-test PTs are derived from the same sum-of-the-parts framework used in the interactive tool: each shock changes only the memory and/or other-segment enterprise value noted, with net cash held constant. Deltas are vs the ₩283,000 base PT. Because the base sits below spot, most adverse scenarios sit well below the ₩309,500 market price, which is why the probability-weighted blend (~₩274,000) is a two-sided Hold with a downside tilt.

Bull vs Bear Debate

Technical Analysis

Trader's view

• Price is off its ₩374,500 high (~17%) but well above the pre-rally base: a stock that re-rated hard and is now consolidating, with an ~8% single-day bounce on Jul 3.
• Key support: the ₩280,000 area (near our sum-of-the-parts base). A close below would signal the memory-inflation trade is unwinding faster.
• Key resistance: the ₩374,500 high. A decisive break likely needs a genuine HBM4 allocation win at NVIDIA, not just qualification.
• Momentum: choppy off the highs as the broader Kospi swings on record volatility, consistent with a Hold trading above a below-spot target.

Glossary & Methodology Notes

Sum-of-the-parts (SOTP)

Valuing a conglomerate by pricing each business separately on a peer multiple, then adding net cash and the market value of listed stakes (at a holding-company discount) and deducting minority interests. Used here because Samsung's segments diverge too sharply for one P/E.

HBM (High-Bandwidth Memory)

Vertically stacked DRAM bolted beside every AI GPU. The highest-value memory, where SK hynix leads and Samsung is the laggard. Samsung cleared NVIDIA HBM4 qualification only in early 2026.

DRAM vs NAND

DRAM is fast working memory (the profit core, now HBM-led); NAND is slower flash storage (more commoditized). Samsung is #1 in both combined, but its NAND-heavy mix is lower-margin than SK hynix's DRAM/HBM concentration.

Foundry vs IDM

A foundry makes chips for other companies (TSMC is the leader). Samsung is an IDM (integrated device maker) that also runs a foundry, which gives captive volume but makes fabless rivals wary of a competitor holding their designs.

The Korea discount / Value-Up

Korean large-caps have long traded at low multiples (governance, chaebol ownership). "Value-Up" is the government reform push (buybacks, mandatory treasury-share cancellation, disclosure) aimed at narrowing that discount.

Samsung Display minority

Samsung owns ~84.8% of Samsung Display (SDC). In the SOTP we value 100% of SDC on a panel-peer multiple, then take Samsung's 84.8% economic share (which is the minority adjustment).

Economic share count

The SOTP per-share divides equity by ~6.67bn shares (common 5.85bn, WSJ, + the separately listed preferred ~0.816bn), the right basis for total equity value. The ribbon market cap uses common shares only (₩1,811T); the WSJ headline ₩1,945T includes the preferred.

Methodology

• Snapshot anchor: July 3, 2026. Live price patches via the Cloudflare-Worker quote proxy (Yahoo 005930.KS, in KRW) on page load.
• KRW-native: all market data and operating financials are in Korean won (the KRX listing); no FX conversion is applied.
• Hybrid sourcing: market data, revenue, share count, consensus and ratings are confirmed from WSJ Financials (005930.KS, Jul 3 2026); the sum-of-the-parts segment enterprise values, foundry loss, HBM share, per-segment operating splits, net cash and book value per share are author estimates flagged accordingly.
• The scenario model values Samsung sum-of-the-parts (each segment on a peer multiple, plus net cash and affiliate stakes, less the display minority). The base reconciles to ₩283,000.
• Conclusions are the author's view. Illustrative, not investment advice.